4-1.txt

C#实验报告 C#实验报告 C#实验报告 C#实验报告 C#实验报告 C#实验报告 C#实验报告

using System;

enum Weekday
{
    Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday
};

class Test
{
    static void Main(string[] args)
   {
      Weekday day1=Weekday.Sunday;
      Weekday day2=Weekday.Monday;
      Console.WriteLine(day1+6);
      Console.WriteLine(6+day1);
      Console.ReadLine();
   }
}








Console.WriteLine(day1+day2);
错误:运算符“+”无法应用于“Weekday”和“Weekday”类型的操作数